Problem statement: Answer the MCQ question.
Query: Which compound has a 4.171\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) O=C(NCc1cccc(Br)c1)C1CC(c2ccccc2C(F)(F)F)=NO1
b.) COC(=O)[C@@H]1C[C@@]2(O)[C@H](O)[C@H](O)[C@H](O)C[C@H]2N1CC1CC1
c.) CC(C)=NOCC(=O)Nn1c(C)nc2ccccc2c1=O
Answer: b. COC(=O)[C@@H]1C[C@@]2(O)[C@H](O)[C@H](O)[C@H](O)C[C@H]2N1CC1CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(=O)[C@@H]1C[C@@]2(O)[C@H](O)[C@H](O)[C@H](O)C[C@H]2N1CC1CC1
COC(=O)[C@@H]1C[C@@]2(O)[C@H](O)[C@H](O)[C@H](O)C[C@H]2N1CC1CC1
methyl (2S,3aS,4R,5R,6R,7aR)-1-(cyclopropylmethyl)-3a,4,5,6-tetrahydroxy-3,4,5,6,7,7a-hexahydro-2H-indole-2-carboxylate