(6aR-cis)-N-(4-(3-Amino-1,5,6,6a,7,8,10,10a-octahydro-1-oxopyrimido(4,5-c)(2,6)naphthyridin-9(2H)-yl)benzoyl)-L-glutamic acid 130985-82-9 5,11-Methylenetetrahydro-5-deazahomofolic acid 5,11-Mtdhf L-Glutamic acid, N-(4-(3-amino-1,5,6,6a,7,8,10,10a-octahydro-1-oxopyrimido(4,5-c)(2,6)naphthyridin-9(2H)-yl)benzoyl)-, (6aR-cis)- N-(4-(3-Amino-1,5,6,6a,7,8,10,10a-octahydro-1-oxopyrimido(4,5-c)(2,6)naphthyridin-9(2H)-yl)benzoyl)-L-glutamic acid (6aR-cis)-