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) Cc1cnc(NC(=O)C2=C(O)c3ccccc3S(=O)(=O)N2C)s1
(b) CC(C)[NH2+]C[C@@H](O)COc1cccc2ccccc12
(c) CCC(=O)O[C@](Cc1ccccc1)(c1ccccc1)[C@H](C)C[NH2+]C
(d) CNCC[C@H](Oc1ccc(C(F)(F)F)cc1)c1ccccc1
Answer: 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}