| | 4-NITROBENZO-15-CROWN-5;2,3,5,6,8,9,11,12-OCTAHYDRO-15-NITRO-1,4,7,10,13-BENZOPENTAOXACYCLOPENTADECIN CAS:60835-69-0 Formula: C14H19NO7 CB157065 4-NITROBENZO-18-CROWN-6;2,3,5,6,8,9,11,12,14,15-DECAHYDRO-18-NITRO-1,4,7,10,13,16-BENZOHEXAOXACYCLOOCTADECIN CAS:53408-96-1 Formula: C16H23NO8 CB137401 |