C11111333133313232233133313331333133313233313231333131121323131   >>    C1111133313331323223313331333133313331323331323133313112132313   <<    C11111333133313232233133313331333133313233313231333131121323133   >>      C11111333133313232233133313331333133313233313231333131121323132   >>