C333312111133133312111133133313331333132211212111133132212113313232223311   >>    C33331211113313331211113313331333133313221121211113313221211331323222331   <<    C333312111133133312111133133313331333132211212111133132212113313232223313   >>      C333312111133133312111133133313331333132211212111133132212113313232223312   >>