RESIDUE MSM 9 CONECT CB1 41HB1 2HB1 3HB1 SG1 CONECT SG1 2 CB1 CD1 CONECT CD1 4 SG1 1HD1 2HD1 3HD1 CONECT 1HB1 1 CB1 CONECT 2HB1 1 CB1 CONECT 3HB1 1 CB1 CONECT 1HD1 1 CD1 CONECT 2HD1 1 CD1 CONECT 3HD1 1 CD1 END HET MSM 9 HETNAM MSM (METHYLSULFANYL)METHANE FORMUL MSM C2 H6 S1