C.I. 22890
C.I. Acid Red 97
C.I. Acid Red 97, disodium salt
C.I. Acid Red 97, disodium salt (8CI)
disodium 4,4'-bis[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]biphenyl-2,2'-disulfonate
Acid Red 97 (C.I. 22890)

InChI=1/C32H22N4O8S2.2Na/c37-27-15-9-19-5-1-3-7-23(19)31(27)35-33-21-11-13-25(29(17-21)45(39,40)41)26-14-12-22(18-30(26)46(42,43)44)34-36-32-24-8-4-2-6-20(24)10-16-28(32)38

/h1-18,33-34H,(H,39,40,41)(H,42,43,44)

/q
2*+1/p-2/b35-31-,36-32-