Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=c1ccc(-c2cnc3nc(N4CCC(N5CCCCC5)CC4)sc3c2)c[nH]1
b COC[C@H](C)Oc1cc(Oc2ccc(S(C)(=O)=O)cc2)cc(C(=O)Nc2nc(C)ns2)c1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
3-[(2S)-1-methoxypropan-2-yl]oxy-5-(4-methylsulfonylphenoxy)-N-(3-methyl-1,2,4-thiadiazol-5-yl)benzamide