C111113331333132322331333133313331333133323223313311211113313233313222323213221   >>    C11111333133313232233133313331333133313332322331331121111331323331322232321322   <<    C111113331333132322331333133313331333133323223313311211113313233313222323213223   >>      C111113331333132322331333133313331333133323223313311211113313233313222323213222   >>