C111113331333132322331333133313331323133313233213133313331333132232321323131121   >>    C11111333133313232233133313331333132313331323321313331333133313223232132313112   <<    C111113331333132322331333133313331323133313233213133313331333132232321323131123   >>      C111113331333132322331333133313331323133313233213133313331333132232321323131122   >>