RES
1r:r1
REP
REP1:3o(6+2)2d=-1--1
RES
2b:a-dgro-dgal-NON-2:6|1:a|2:keto|3:d
3b:a-dgal-HEX-1:5
4s:n-acetyl
LIN
1:2o(4+1)3d
2:2d(5+1)4n

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