Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCC(=O)NC(=O)c1ccc(N)cc1CC[NH+](CC)CC
b: C[C@H](CN1c2ccccc2Sc2ccc(C#N)cc21)C[NH+](C)C
c: C[NH2+]CCCC12CCC(c3ccccc31)c1ccccc12
d: O=C(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2ccc(Br)cc2o1
e: CNCC[C@H](Oc1ccc(C(F)(F)F)cc1)c1ccccc1
Answer: a, b, c, d, e
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}