C111123313121111121111331323133313331333132322121111112113322321   >>    C11112331312111112111133132313331333133313232212111111211332232   <<    C111123313121111121111331323133313331333132322121111112113322323   >>      C111123313121111121111331323133313331333132322121111112113322322   >>