mychem install failed

/mychem-code-master/build$ cmake ..
-- The C compiler identification is GNU 4.8.2
-- The CXX compiler identification is GNU 4.8.2
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- The build type is RelWithDebInfo
-- Test module disabled
-- Found PkgConfig: /usr/bin/pkg-config (found version "0.26")
-- WARNING: you are using the obsolete 'PKGCONFIG' macro, use FindPkgConfig
-- PKGCONFIG() indicates that openbabel-2.0 is not installed (install the package which contains openbabel-2.0.pc if you want to support this feature)
-- OPENBABEL_MINI_FOUND <>
-- Open Babel Exe: /usr/bin/babel
-- MySQL Version:
-- MySQL Plugin Dir:
-- MySQL not found.
-- Mychem installation directory: /usr/local/lib
-- Looking for stdlib.h
-- Looking for stdlib.h - found
-- Looking for stdio.h
-- Looking for stdio.h - found
-- Looking for string.h
-- Looking for string.h - found
-- Looking for C++ include sstream
-- Looking for C++ include sstream - found
-- Defining dlhandler source files
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
MYSQL_LIBRARIES_mysqlclient
    linked by target "mychem-lib" in directory /home/matt/Downloads/mychem-code-master/src
    linked by target "conversion_test" in directory /home/matt/Downloads/mychem-code-master/tests
    linked by target "helper_test" in directory /home/matt/Downloads/mychem-code-master/tests
    linked by target "modification_test" in directory /home/matt/Downloads/mychem-code-master/tests
    linked by target "molmatch_test" in directory /home/matt/Downloads/mychem-code-master/tests
    linked by target "property_test" in directory /home/matt/Downloads/mychem-code-master/tests
MySQL_INCLUDE_DIR (ADVANCED)
   used as include directory in directory /home/matt/Downloads/mychem-code-master/src
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
OPENBABEL2_INCLUDE_DIR (ADVANCED)
   used as include directory in directory /home/matt/Downloads/mychem-code-master/src
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
   used as include directory in directory /home/matt/Downloads/mychem-code-master/tests
OPENBABEL2_LIBRARIES (ADVANCED)
    linked by target "mychem-lib" in directory /home/matt/Downloads/mychem-code-master/src

-- Configuring incomplete, errors occurred!
See also "/home/matt/Downloads/mychem-code-master/build/CMakeFiles/CMakeOutput.log".