Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -4.723\% 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. COc1ccc(CNC(=O)CN(C(=O)Cn2nnc(-c3ccccc3F)n2)c2ccc(C)cc2)cc1
b. O=[N+]([O-])c1cccc(S(=O)(=O)c2ccc(NCCO)c([N+](=O)[O-])c2)c1
c. O=C(NCCO)C(=O)NCC1OCCCN1S(=O)(=O)c1cc(F)ccc1F
d. O=C(Nc1ccc(S(=O)(=O)N2CCCC2)cc1)c1cccs1
e. O=C(CN1C(=O)CCS(=O)(=O)c2ccccc21)NCCc1ccccc1
Answer: b. O=[N+]([O-])c1cccc(S(=O)(=O)c2ccc(NCCO)c([N+](=O)[O-])c2)c1
{#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-])c1cccc(S(=O)(=O)c2ccc(NCCO)c([N+](=O)[O-])c2)c1
O=[N+]([O-])c1cccc(S(=O)(=O)c2ccc(NCCO)c([N+](=O)[O-])c2)c1
2-[2-nitro-4-(3-nitrophenyl)sulfonylanilino]ethanol