C1111133313331323223313331333133313331333131211113313331323131121133131   >>    C111113331333132322331333133313331333133313121111331333132313112113313   <<    C1111133313331323223313331333133313331333131211113313331323131121133133   >>      C1111133313331323223313331333133313331333131211113313331323131121133132   >>