ChEBI: KT 5926 is an organic heterooctacyclic compound that is 5-propoxy-1H,1'H-2,2'-biindole in which the nitrogens have undergone formal oxidative coupling to positions 2 and 5 of methyl (3R)-3-hydroxy-2-methyltetrahydrofuran-3-carboxylate (the 2S,3R,5R product), and in which the 3 and 3' positions of the biindole moiety have also undergone formal oxidative coupling to positions 3 and 4 of 1,5-dihydro-2H-pyrrol-2-one. It has a role as an EC 2.7.11.18 (myosin-light-chain kinase) inhibitor. It is a gamma-lactam, an organic heterooctacyclic compound, a methyl ester, a hemiaminal, a tertiary alcohol and an indolocarbazole.