C12321323221323323132313231313231333132322121111112113313132322321   >>    C1232132322132332313231323131323133313232212111111211331313232232   <<    C12321323221323323132313231313231333132322121111112113313132322323   >>      C12321323221323323132313231313231333132322121111112113313132322322   >>