diethyl (4-acetamido-3,7-anhydro-5,6,8-tri-O-benzyl-1,2,4-trideoxy-D-glycero-D-ido-octitol-1-yl)phosphonate

(1R,16R,17R,18R,19S,20R,22(E,Z),25R,26S,27R,28R)-19,26-bis(acetylamino)-29,30-dioxa-3,4,5,12,13,14-hexaazapentacyclo[25.3.1.13,6.111,14.116,20]dotriaconta-4,6(32),11(31),12,22-pentaene-17,18,27,28-tetrayl tetraacetate