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. c1ccc(CC2(c3ccc4[nH]ccc4c3)CCNC2)cc1
b. CN1CCC[C@@H]1Cn1nc(Cc2ccc(Cl)cc2)c2ncccc2c1=O
c. Cc1cccc(C)c1OCC(=O)N[C@@H](Cc1ccccc1)[C@@H](O)C[C@H](Cc1ccccc1)NC(=O)[C@H](C(C)C)N1CCCNC1=O
d. Cc1cccc(Nc2nc(N[C@H]3CCCNC3)ncc2C(N)=O)c1
Answer: a, b, c, d
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}
8-[(4-chlorophenyl)methyl]-6-[[(2R)-1-methylpyrrolidin-2-yl]methyl]pyrido[2,3-d]pyridazin-5-one