C22212323232133313113313331333132313331323132313331132212332133321   >>    C2221232323213331311331333133313231333132313231333113221233213332   <<    C22212323232133313113313331333132313331323132313331132212332133323   >>      C22212323232133313113313331333132313331323132313331132212332133322   >>