C111113331333132322331333133313331323133313233213133313331333132232321323132311   >>    C11111333133313232233133313331333132313331323321313331333133313223232132313231   <<    C111113331333132322331333133313331323133313233213133313331333132232321323132313   >>      C111113331333132322331333133313331323133313233213133313331333132232321323132312   >>