Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 16.267\% 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 additional words.
Options:
a. C=CCOC(=O)C1=C[C@@H](c2coc3ccccc3c2=O)C[C@@H](OCCCCO)O1
b. N#CCCN(Cc1cccnc1)C(=S)NCc1ccco1
c. CC(C)C[C@H](NC(=O)c1[nH]cnc1C(=O)N[C@@H](C)c1ccccc1)C(=O)OC(C)(C)C
d. CC(=O)Nc1ccc(CN2CCN(C3CCCC3)C(CCO)C2)cc1
Answer: c. CC(C)C[C@H](NC(=O)c1[nH]cnc1C(=O)N[C@@H](C)c1ccccc1)C(=O)OC(C)(C)C
{#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#}
CC(C)C[C@H](NC(=O)c1[nH]cnc1C(=O)N[C@@H](C)c1ccccc1)C(=O)OC(C)(C)C
CC(C)C[C@H](NC(=O)c1[nH]cnc1C(=O)N[C@@H](C)c1ccccc1)C(=O)OC(C)(C)C
tert-butyl (2S)-4-methyl-2-[[4-[[(1S)-1-phenylethyl]carbamoyl]-1H-imidazole-5-carbonyl]amino]pentanoate