There have been numerous good threads about lens cleaning here on Photrio. I recommend you do a search on 'Lens cleaning' in 'Threads' and check 'Title only'.
When I need to clean a glass lens, "Eclipse" and PEC pads, but mostly I keep protective filters on them, take the shot and, perhaps a soft brush/Air bulb before filter replacement.
Filters take most of the abuse, if needed for exposure or storage, and and even the high dollar types are cheaper to replace than a good lens, IMO.
Recently I got some old japanese TLRs from a collector who passed away. Most of the TLRs were made between 1950-60s. Since the original owner's health gone bad in last 2 years, he could not manage to keep up the cameras condition. And now the cameras come to me and some of them seems...
www.photrio.com
And if you search now you find this link...https://www.zeiss.com/consumer-products/us/photography/lens-accessories/cleaning-products.html
which links you to the MSDS of two dozen different Zeiss products, NONE of which have only [alcohol + water]-only combination which the photographic division endorses!