Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a CCCCNC(=O)n1c(NC(=O)OC)nc2ccccc21
b CCCCC(CC)COCCCN
c CSC(=S)N(C)C
d CCc1ccc(OCC=C(C)CCC=C(C)C)cn1
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}