C111113331333132322331333133313331323133313233213133313231323131131211   >>    C11111333133313232233133313331333132313331323321313331323132313113121   <<    C111113331333132322331333133313331323133313233213133313231323131131213   >>      C111113331333132322331333133313331323133313233213133313231323131131212   >>