Disclosed are compounds of Formula IIIb, their stereoisomers, tautomers, deuterates, pharmacologically acceptable salts, or hydrates thereof, methods of their preparation and pharmaceutical compositions and uses comprising such compounds. The Formula IIIb compounds are useful and highly effective as multi-targeted tyrosine kinase inhibitors in treating several kinds of cancers such as pancreatic cancer, lung cancer, renal cancer, liver cancer, gastric cancer, cervical cancer, leukemia, prostatic cancer, and other antitumor uses.