Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CN(C)CCC=C1c2ccccc2CCc2ccccc21
b: O=C(NC1CCN(Cc2ccccc2)CC1)c1cc(=O)c2ccc(F)cc2o1
c: COc1cc2c(Nc3ccc(Br)cc3F)ncnc2cc1OCC1CCN(C(=O)CN(C)C)CC1
d: CN(C)CC(c1ccc(O)cc1)C1(O)CCCCC1
Answer: a, b, c
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}
1-[4-[[4-(4-bromo-2-fluoroanilino)-6-methoxyquinazolin-7-yl]oxymethyl]piperidin-1-yl]-2-(dimethylamino)ethanone