Task: Answer the multiple choice question.
Question: Which compound exhibits a -18.104\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) Cc1ccc(C(C)C)c(OCC(=O)Nc2cccc(S(=O)(=O)NC3=NCCCCC3)c2)c1
b.) O=C(c1ccco1)N1CCN(c2ncnc3c2oc2ccccc23)CC1
c.) CCC(C)N1CCN(C(=O)c2cc(OC)cc(OC)c2)CC1.O=C(O)C(=O)O
Answer: b. O=C(c1ccco1)N1CCN(c2ncnc3c2oc2ccccc23)CC1
{#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(c1ccco1)N1CCN(c2ncnc3c2oc2ccccc23)CC1
O=C(c1ccco1)N1CCN(c2ncnc3c2oc2ccccc23)CC1
[4-([1]benzofuro[3,2-d]pyrimidin-4-yl)piperazin-1-yl]-(furan-2-yl)methanone