Polymorphs and salts of 6-(1h-indol-4-yl)-4-(5- { [4-(1-methylethyl)-1-pi perazinyl]methyl} -1,3-oxazol-2-yl)-1h-indazole as pi3k inhibitors for use in the treatment of e.g. respiratory disorders
The present invention is directed to a polymorph of a compound of formula (II) and salts and polymorphs thereof, which is an inhibitor of PI3 kinase activity.