Mrv1572004191602512D 2 1 0 0 0 0 999 V2000 0.8250 0.0000 0.0000 Cl 0 0 0 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 0 0 0 2 1 1 0 0 0 0 M END