C1111133313331323223313331333133313331333113313331333132233312231   >>    C111113331333132322331333133313331333133311331333133313223331223   <<    C1111133313331323223313331333133313331333113313331333132233312233   >>      C1111133313331323223313331333133313331333113313331333132233312232   >>