C111123313121111121111331333132313331323133313331122112323221232311   >>    C11112331312111112111133133313231333132313331333112211232322123231   <<    C111123313121111121111331333132313331323133313331122112323221232313   >>      C111123313121111121111331333132313331323133313331122112323221232312   >>