Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Cc1ccc(Sc2cc(C(=O)NCCCN(C)C)c3ccccc3n2)cc1
[b] COC(=O)c1c(C(=O)OC)c(-c2ccc(C)cc2)n2c1CS(=O)C2
[c] COc1cc(NC(=O)c2cc(-c3cccnc3)nc3ccc(Br)cc23)cc(OC)c1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}