C111113331333132322331333133313331333133313121111331333131121131222321   >>    C11111333133313232233133313331333133313331312111133133313112113122232   <<    C111113331333132322331333133313331333133313121111331333131121131222323   >>      C111113331333132322331333133313331333133313121111331333131121131222322   >>