C1111133313331323223313331333133313331323131211113313222321131131   >>    C111113331333132322331333133313331333132313121111331322232113113   <<    C1111133313331323223313331333133313331323131211113313222321131133   >>      C1111133313331323223313331333133313331323131211113313222321131132   >>