Here they are

#define MIDI_ACBASSDRUM 35
#define MIDI_BASSDRUM1 36
#define MIDI_STICK 37
#define MIDI_ACSNARE 38
#define MIDI_HANDCLAP 39
#define MIDI_ELECSNARE 40
#define MIDI_LOWFLOORTOM 41
#define MIDI_CLHIHAT 42
#define MIDI_HIGHFLOORTOM 43
#define MIDI_PEDHIHAT 44
#define MIDI_LOWTOM 45
#define MIDI_OPENHIHAT 46
#define MIDI_LOWMIDTOM 47
#define MIDI_HIMIDTOM 48
#define MIDI_CRASH 49
#define MIDI_COWBELL 56