Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCc1oc(CCc2cc(N3CCOCC3)cc(NCCC#N)n2)nc1C
b. O=S(=O)(c1ccccc1)C1CCN(CCCc2ccccc2)CC1
Answer: a, 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-[[6-[2-(5-ethyl-4-methyl-1,3-oxazol-2-yl)ethyl]-4-morpholin-4-ylpyridin-2-yl]amino]propanenitrile