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, b, or c without using any other words.
Options:
a) CCN1CC2CCCC[C@]2(c2ccc(Cl)c(Cl)c2)C1
b) CCOC(=O)C1=C(CN2CCOC[C@@H]2C(=O)O)NC(c2nccs2)=N[C@H]1c1ccc(Cl)cc1Cl
c) N#Cc1ccc(C(F)(F)F)nc1OC(CCN)c1ccno1
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}
(7aS)-7a-(3,4-dichlorophenyl)-2-ethyl-3,3a,4,5,6,7-hexahydro-1H-isoindole