Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCC(=O)O[C@](Cc1ccccc1)(c1ccccc1)[C@H](C)C[NH2+]C
[b] Cc1cnc(NC(=O)C2=C(O)c3ccccc3S(=O)(=O)N2C)s1
[c] C[C@H](CN1c2ccccc2Sc2ccc(C#N)cc21)C[NH+](C)C
[d] Cc1cccc(C)c1OC[C@@H](C)[NH3+]
Answer: a, 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}