### CONTEXT (Previous Events):
<system_output timestamp="97.144154">[C</system_output>
<user_input timestamp="97.161061">OC</user_input>
<system_output timestamp="97.165074">[C</system_output>
<system_output timestamp="97.185838">[C</system_output>
<user_input timestamp="97.220458">OC</user_input>
<system_output timestamp="97.227499">[C</system_output>
<user_input timestamp="97.258677">OC</user_input>
<system_output timestamp="97.26941">	</system_output>
<user_input timestamp="97.298892">OC</user_input>
<system_output timestamp="97.310757">	</system_output>
<user_input timestamp="97.340626">OC</user_input>
<system_output timestamp="97.350696">[C</system_output>
<user_input timestamp="97.38047">OC</user_input>
<system_output timestamp="97.392685">	</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<user_input timestamp="97.420333">OC</user_input>

Answer: 97.420333, old event