Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES O=S(=O)(O)c1cc2oc(-c3ccccc3)nc2c2ccccc12?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a: 23.268
b: 19.704
c: -1.966
Answer: b. 19.704\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
O=S(=O)(O)c1cc2oc(-c3ccccc3)nc2c2ccccc12
O=S(=O)(O)c1cc2oc(-c3ccccc3)nc2c2ccccc12
2-phenylbenzo[e][1,3]benzoxazole-5-sulfonic acid