Task: Answer the multiple-choice question.
Query: Which compound exhibits a 5.900\% 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] CCn1c(=O)c2c(nc(SCC(=O)N3CCC(C)CC3)n2C)n(C)c1=O
[b] Nc1cccnc1S(=O)(=O)c1ccccc1
[c] CCOC(=O)[C@H]1[C@H]2COc3ccccc3[C@@H]2N2C(=O)c3cc(F)ccc3NC(=O)[C@@]12C
[d] COc1cccc(C(=O)NNC(=O)c2sccc2-n2cccc2)c1
Answer: c. CCOC(=O)[C@H]1[C@H]2COc3ccccc3[C@@H]2N2C(=O)c3cc(F)ccc3NC(=O)[C@@]12C
{#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#}
CCOC(=O)[C@H]1[C@H]2COc3ccccc3[C@@H]2N2C(=O)c3cc(F)ccc3NC(=O)[C@@]12C
CCOC(=O)[C@H]1[C@H]2COc3ccccc3[C@@H]2N2C(=O)c3cc(F)ccc3NC(=O)[C@@]12C
ethyl (2R,11R,12S,13R)-19-fluoro-13-methyl-14,22-dioxo-9-oxa-1,15-diazapentacyclo[11.9.0.02,11.03,8.016,21]docosa-3,5,7,16(21),17,19-hexaene-12-carboxylate