50:00
chem102-010-20170428-122000.mp4
UD Capture Recording
chem102-010-20170419-122001.mp4
chem102-010-20170405-122001.mp4
chem102-010-20170403-122001.mp4
chem102-010-20170322-122000.mp4
chem102-010-20170320-122000.mp4
chem102-010-20170313-122000.mp4
chem102-010-20170308-122000.mp4
chem102-010-20170224-122001.mp4
chem102-010-20170222-122001.mp4
49:59
chem102-010-20170213-122000.mp4
chem102-010-20170206-122001.mp4