NIST 24031906362D 1 1.00000 0.00000 NIST Chemistry WebBook 3 2 0 0 0 1 V2000 1.0000 0.0000 0.0000 C 0 0 0 0 0 0 0 0 0 0.0000 0.0000 0.0000 Si 0 0 0 0 0 0 0 0 0 1.5000 0.8660 0.0000 Si 0 0 0 0 0 0 0 0 0 1 2 2 0 0 0 1 3 2 0 0 0 M END