Task: Please create a SMILES based on the text description.
Description: A molecule with a Caco-2 cell effective permeability of approximately -6.252 cm/s.
Result: N=C(N)NC(=O)c1nc(Cl)c(N)nc1N
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule with a {permeability__names__noun} of approximately {permeability#} {permeability__units}.
Result: {SMILES#}
3,5-bis(azanyl)-N-carbamimidoyl-6-chloranyl-pyrazine-2-carboxamide