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, or d without using any other words.
Options:
[a] C[NH+](C)Cc1cn(-c2ccc(F)cc2)c2ccc(Cl)cc12
[b] CN(C)CC[C@H](c1ccc(Br)cc1)c1ccccn1
[c] Cc1nnc2n1-c1ccc(Cl)cc1C(c1ccccc1Cl)=NC2
[d] Cc1cn(-c2cc(NC(=O)c3ccc(C)c(Nc4nccc(-c5cccnc5)n4)c3)cc(C(F)(F)F)c2)cn1
Answer: a, b, 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}
(3R)-3-(4-bromophenyl)-N,N-dimethyl-3-pyridin-2-ylpropan-1-amine