SMILES: C1=NC(=C2C(=N1)N(C=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)OP(=O)(O)OP(=O)(O)OP(=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)N5C=NC6=C(N=CN=C65)N)O)O)O)O)N
Description: The molecule is a diadenosyl hexaphosphate in which the two adenosin-5'-yl groups are attached at the P(1) and P(6) positions. It has a role as a vasoconstrictor agent. It is a conjugate acid of a P(1),P(6)-bis(5'-adenosyl)hexaphosphate(6-).