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.) Cc1cnc(COc2nc(N)nc3ccn(Cc4ccccn4)c23)s1
b.) Oc1ccc(C2=CC3(CCNCC3)Oc3ccccc32)cc1
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}
4-spiro[chromene-2,4'-piperidine]-4-ylphenol