Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COC(=O)N1C[C@H](C(=O)Nc2ccc(Cl)cn2)[C@@H](C(=O)Nc2ccc(-n3ccccc3=O)cc2F)C1
b. CN(C)CCCn1nc(C2=C(c3cn(-c4cncc5ccccc45)c4ccccc34)C(=O)NC2=O)c2ccccc21
c. Cc1ncccc1Oc1ncc(Cl)cc1NS(=O)(=O)c1ccc(Cl)c(Cl)c1
d. CS(=O)(=O)c1cccc(C(=O)N2CCN(c3ccc(OCCCN4CCCCC4)cc3)C(=O)C2)c1.O=CO
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
3-[1-[3-(dimethylamino)propyl]indazol-3-yl]-4-(1-isoquinolin-4-ylindol-3-yl)pyrrole-2,5-dione