Problem statement: Answer the MCQ question.
Question: Which drug has a 3.195\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) CCCCOC(=O)c1ccc(NC(=O)CSc2nnnn2C)cc1
b) O=C(NCc1nc2ccccc2[nH]1)C1=C[C@H](c2ccc3c(c2)OCO3)C[C@H](OCCCCO)O1
c) COc1ccc(NC(=S)Nc2cccc(C(F)(F)F)c2)c(C)c1
d) COc1cc(/C=N\NC(=O)CNC(=O)C(c2ccccc2)c2ccccc2)ccc1O
Answer: b. O=C(NCc1nc2ccccc2[nH]1)C1=C[C@H](c2ccc3c(c2)OCO3)C[C@H](OCCCCO)O1
{#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#}
O=C(NCc1nc2ccccc2[nH]1)C1=C[C@H](c2ccc3c(c2)OCO3)C[C@H](OCCCCO)O1
O=C(NCc1nc2ccccc2[nH]1)C1=C[C@H](c2ccc3c(c2)OCO3)C[C@H](OCCCCO)O1
(2R,4R)-N-(1H-benzimidazol-2-ylmethyl)-4-(1,3-benzodioxol-5-yl)-2-(4-hydroxybutoxy)-3,4-dihydro-2H-pyran-6-carboxamide