C313212111113331323312111133133313331333131212111113331333132233113221   >>    C31321211111333132331211113313331333133313121211111333133313223311322   <<    C313212111113331323312111133133313331333131212111113331333132233113223   >>      C313212111113331323312111133133313331333131212111113331333132233113222   >>