Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CCN(CC)CCSc1nc(-c2cc(OC)c(C#N)cc2Cl)c2c(C#N)c[nH]c2n1
b.) Cc1nc2ccccc2n1C1C[C@H]2CC[C@H](C1)N2CCC1(c2cccc(F)c2)CCN(C(=O)c2cc(S(N)(=O)=O)ccc2Cl)CC1
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}
4-(2-chloro-4-cyano-5-methoxyphenyl)-2-[2-(diethylamino)ethylsulfanyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile