RESIDUE 2MB 15 CONECT C4 4 C3 H4C1 H4C2 H4C3 CONECT C3 3 C4 C2 H3 CONECT C2 3 C3 C1 C2' CONECT C1 4 C2 H1C1 H1C2 H1C3 CONECT C2' 4 C2 H2'1 H2'2 H2'3 CONECT H4C1 1 C4 CONECT H4C2 1 C4 CONECT H4C3 1 C4 CONECT H3 1 C3 CONECT H1C1 1 C1 CONECT H1C2 1 C1 CONECT H1C3 1 C1 CONECT H2'1 1 C2' CONECT H2'2 1 C2' CONECT H2'3 1 C2' END HET 2MB 15 HETNAM 2MB 2-METHYL BUT-2-ENE FORMUL 2MB C5 H10