Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=S1(=O)c2ccccc2-c2ccc(N3CCN4CCC3CC4)cc21
[b] c1cnc2nc(Oc3ccc(CCN4CCCCC4)cc3)sc2c1
Answer: a
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-(1,4-diazabicyclo[3.2.2]nonan-4-yl)dibenzothiophene 5,5-dioxide