C333312111133133312111133133313331333133322331331121133132212233121   >>    C33331211113313331211113313331333133313332233133112113313221223312   <<    C333312111133133312111133133313331333133322331331121133132212233123   >>      C333312111133133312111133133313331333133322331331121133132212233122   >>