2-methyl-3-[(E,7R,11R)-3,7,11,15-tetramethylhexadec-2-enyl]naphthalene-1,4-dione 2-methyl-3-[(E,7R,11R)-3,7,11,15-tetramethylhexadec-2-enyl]-1,4-naphthoquinone PQN Vitamin K Phytonadione, K1 2-methyl-3-[(2E,7R,11R)-3,7,11,15-tetramethylhexadec-2-en-1-yl]naphthalene-1,4-dione CHEBI:18067 ZINC03831332 MLS001074732 SMR000112043 95271_FLUKA 47773_SUPELCO Phylloquinone (K1) Vitamin- K1 Vitamin- K1(20) V3501_SIGMA