Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 14.700\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=C(COc1ccc([N+](=O)[O-])cc1Cl)N1CCOCC1
b. C[C@H](NC(=O)c1ccccc1)C(=O)N1CCC2(CC1)NCCc1[nH]cnc12
c. CCC(C(=O)Nc1cccc(C(=O)O)c1)c1ccccc1
d. O=C(C1=C[C@@H](c2ccc(Br)cc2)C[C@@H](OCCCCO)O1)N1CCN(Cc2ccc3c(c2)OCO3)CC1
e. CCCCCCCCc1c(O)nc(-n2[nH]c(C)c(CCO)c2=O)[nH]c1=O
Answer: a. O=C(COc1ccc([N+](=O)[O-])cc1Cl)N1CCOCC1
{#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(COc1ccc([N+](=O)[O-])cc1Cl)N1CCOCC1
O=C(COc1ccc([N+](=O)[O-])cc1Cl)N1CCOCC1
2-(2-chloro-4-nitrophenoxy)-1-morpholin-4-ylethanone