RESIDUE 4DS 38 CONECT OAA 2 SAB HOA CONECT SAB 4 OAA OAC OAD CAE CONECT OAC 1 SAB CONECT OAD 1 SAB CONECT CAE 3 SAB CAF CAJ CONECT CAF 3 CAE CAG HAF CONECT CAG 3 CAF CAH NAZ CONECT CAH 3 CAG CAI HAH CONECT CAI 3 CAH CAJ HAI CONECT CAJ 3 CAE CAI CAK CONECT CAK 3 CAJ CAL HAK CONECT CAL 3 CAK CAM HAL CONECT CAM 3 CAL CAN CAR CONECT CAN 3 CAM CAO SAV CONECT CAO 3 CAN CAP HAO CONECT CAP 3 CAO CAQ NAS CONECT CAQ 3 CAP CAR HAQ CONECT CAR 3 CAM CAQ HAR CONECT NAS 2 CAP CAT CONECT CAT 2 NAS SAU CONECT SAU 1 CAT CONECT SAV 4 CAN OAW OAX OAY CONECT OAW 2 SAV HOW CONECT OAX 1 SAV CONECT OAY 1 SAV CONECT NAZ 2 CAG CBA CONECT CBA 2 NAZ SBB CONECT SBB 1 CBA CONECT HOA 1 OAA CONECT HAF 1 CAF CONECT HAH 1 CAH CONECT HAI 1 CAI CONECT HAK 1 CAK CONECT HAL 1 CAL CONECT HAR 1 CAR CONECT HAO 1 CAO CONECT HOW 1 OAW CONECT HAQ 1 CAQ END HET 4DS 38 HETNAM 4DS 4,4'-Diisothiocyano-2,2'-stilbenedisulfonic acid FORMUL 4DS C16 H10 N2 O6 S4