Task: Answer the MCQ question.
Query: Which drug exhibits a 1.443\% 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.) O=[N+]([O-])c1ccc(COc2ccc(-c3[nH]ncc3-c3ccc(Cl)cc3)c(O)c2)cc1
b.) Cc1ccc(Cl)cc1NC(=S)N(CCCN1CCOCC1)Cc1ccco1
c.) COc1ccc(C(=O)OCCN2CCOCC2)cc1.Cl
d.) Cc1ccc(Cn2nnc3c(=O)n(CC(=O)N4CCCc5ccccc54)cnc32)cc1
Answer: a. O=[N+]([O-])c1ccc(COc2ccc(-c3[nH]ncc3-c3ccc(Cl)cc3)c(O)c2)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=[N+]([O-])c1ccc(COc2ccc(-c3[nH]ncc3-c3ccc(Cl)cc3)c(O)c2)cc1
O=[N+]([O-])c1ccc(COc2ccc(-c3[nH]ncc3-c3ccc(Cl)cc3)c(O)c2)cc1
2-[4-(4-chlorophenyl)-1H-pyrazol-5-yl]-5-[(4-nitrophenyl)methoxy]phenol