1,2-Diamino-3,4,5,6-tetrafluorobenzene1,2-Diamino-3,4,5,6-tetrafluorobenzeneS38312 · CAS 2993-07-998%¥480.00 / 50mg 起选规格
4,5-Dihydrobenzo[b]oxepin-2(3H)-one4,5-Dihydrobenzo[b]oxepin-2(3H)-oneS38318 · CAS 3041-17-698%¥380.00 / 50mg 起选规格