> = Diode (356) set to 0
→ = Diode set to 3 (Maximum Setting)
N = Note Block (25)
━┃┛╋┗┣ = Wire (331)


╋→→>>╋
↑    ↓
┃    ┃
┗━→╋ ┃
↑  ↓ ↓
┃  ↓ ↓
┣━>┃ ┃
┃  ┣━┛
┗━ ┃
 ↑ ↓
 ↑ ↓
 ┣━N
 ┃
 to Button

Regards,
moonshadow