SMILES: [H+].CN1C(=C(C2=C1N=CC=C2)/C=C/C(=O)N3CCC4=CC(=C(C=C4C3)OC)OC)C5=CC=CC=C5
Description: The molecule is an ammonium ion resulting from the addition of a proton to the free base of SIS3. It is a conjugate acid of a SIS3 free base.