C11111333133313232233133313331333131133132313331313233313231323131   >>    C1111133313331323223313331333133313113313231333131323331323132313   <<    C11111333133313232233133313331333131133132313331313233313231323133   >>      C11111333133313232233133313331333131133132313331313233313231323132   >>