RES
1b:x-dxyl-PEN-1:5
2b:a-lgro-dman-NON-2:6|1:a|2:keto|3:d
3s:n-acetyl
4s:n-formyl
LIN
1:1o(4+2)2d
2:2d(5+1)3n
3:2d(7+1)4n