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 CC1(C)S[C@@H]2[C@@H](NC(=O)[C@H](N)c3ccc(O)cc3)C(=O)N2[C@H]1C(=O)O
b N#Cc1cncc(-c2cccc(C3(c4ccnc(C(F)(F)F)c4)N=C(N)c4c(F)cccc43)c2)c1
c Cc1nc2ccccc2n1-c1ccc(C(=O)N(C)C2CCN(C(C)C)C2)cc1
d CC(=O)N(c1ccccc1)c1nc(COC(=O)[C@H]2CC(=O)N(c3cccc4ccccc34)C2)cs1
Answer: b
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}
5-[3-[3-amino-4-fluoro-1-[2-(trifluoromethyl)pyridin-4-yl]isoindol-1-yl]phenyl]pyridine-3-carbonitrile